class_docstr: Most tests done in the base class LinearOperatorDerivedClassTest.
code: def test_matvec(self):
      matrix = np.array([[1.0, 2.0], [3.0, 4.0]])
      x = np.array([1.0, 2.0])
      operator = linalg.LinearOperatorFullMatrix(matrix)
      self.assertAllClose(
          matrix.dot(x), self.evaluate(operator.matvec(x))
      )
      self.assertAllClose(
          matrix.T.dot(x), self.evaluate(operator.H.matvec(x))
      )
  
imports: import numpy
  from tensorflow.python.framework import config
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.ops.linalg import linalg
  from tensorflow.python.ops.linalg import linear_operator_adjoint
  from tensorflow.python.ops.linalg import linear_operator_test_util
  from tensorflow.python.platform import test
label_desc: Use image node_id 11 for calling the LinearOperatorAdjointTest obj's underlying member method code with example usage: obj.test_matvec() without return types